Home / 345,380.24-476,442.30-237,763.44

Finding the Fourth Proportional to 345,380.24, 476,442.30 and 237,763.44

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Solution

The fourth proportional to 345,380.24, 476,442.30 and 237,763.44 is: 327,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,380.24 : 476,442.30 = 237,763.44 : x
  2. Step 2: Convert to fraction form
    345,380.24/476,442.30 = 237,763.44/x
  3. Step 3: Cross multiply
    345,380.24x = 476,442.30 × 237,763.44
  4. Step 4: Simplify right side
    345,380.24x = 113,280,560,209.51
  5. Step 5: Solve for x
    x = 113,280,560,209.51/345,380.24
  6. Step 6: Final answer
    x = 327,987.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.